CVE-2026-3801 HIGH

CVE-2026-3801: Tenda i3 setAutoPing formSetAutoPing stack-based overflow

Vendor Tenda
Product i3
Weakness CWE-121
Published March 9, 2026
Last update March 10, 2026

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A vulnerability was found in Tenda i3 1.0.0.6(2204). Affected by this vulnerability is the function formSetAutoPing of the file /goform/setAutoPing. Performing a manipulation of the argument ping1/ping2 results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used.

Key dates

02Disclosure timeline

March 9, 2026 CVE published
March 10, 2026 Record updated